We all talk, these days, about eating ethically -- how to fill our bellies without wasting carbon miles, poisoning the Earth or torturing animals. Restaurants boast about their organic ingredients; the best ones will even tell you where the pig you're eating came from.

All good. But we rarely talk about dressing ethically. Where did the T-shirt you're wearing come from? How were conditions for the workers who made it? And before that, what went into producing the fabric? How many pesticides were used? How many dyes were poured? How long before you get sick of it and it ends up in a landfill?